There are few systems apart from Genesis that need to be in place for a successful deployment.

These are

The Genesis Github projectINSTALL.mdprovides further instructions and also includes the necessary server configuration options required.

When a machine boots, the DHCP server tells the PXE firmware to chain boot into iPXE.

Genesis, A New Data Center Automation Tool By Tumblr

The iPXE is then used to present a list of menu choices, fetched from a remote server.

Finally, we execute the relevant tasks.

Let us take an example; consider a brand new server that boots up.

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It makes a DHCP request and loads the iPXE menu.

The demonstration shows that Tumblr the Collins API and data are an excellent mechanism to drive automation processes.

source: www.techworm.net